shuǐ​píng​miàn

horizontal plane

水平面 shuǐ​píng​miàn
horizontal plane noun
a flat surface perpendicular to the direction of gravity or parallel to the horizon
water level noun
the surface of a body of water or its height relative to a fixed point

Frequency

Movie subtitles
0.090 per million appears in 0% of films
Written text
0.405 per million

Sources

Definitions
CC-CEDICT